CRKT Extortion Auto Safety Tool. 3" overall. Black composition construction. Attaches to any standard seat belt with a simple folding clasp. Easily removed for use. Features integrated seat belt cutter, Tungsten carbide window breaker and a bright L.E.D. flashlight. Light uses one replaceable CR2032 3-volt lithium battery. Designed by Russ Komer. Hang packaged.